tbf: Move the tbf_timer_cb into the tbf class
Introduce the first instance method for printing out diagonistic about itself and create a jump function for it.
This commit is contained in:
Holger Hans Peter Freyther
Ivan Kluchnikov
parent
0946f99b08
commit
7380babdba
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@ -253,156 +253,6 @@ static inline int8_t find_free_usf(struct gprs_rlcmac_pdch *pdch, uint8_t ts)
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return -1;
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}
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/* lookup TBF Entity (by TFI) */
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struct gprs_rlcmac_tbf *tbf_by_tfi(struct gprs_rlcmac_bts *bts,
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uint8_t tfi, uint8_t trx, enum gprs_rlcmac_tbf_direction dir)
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{
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struct gprs_rlcmac_tbf *tbf;
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if (tfi >= 32 || trx >= 8)
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return NULL;
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if (dir == GPRS_RLCMAC_UL_TBF)
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tbf = bts->trx[trx].ul_tbf[tfi];
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else
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tbf = bts->trx[trx].dl_tbf[tfi];
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if (!tbf)
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return NULL;
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if (tbf->state != GPRS_RLCMAC_RELEASING)
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return tbf;
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return NULL;
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}
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/* search for active downlink or uplink tbf */
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struct gprs_rlcmac_tbf *tbf_by_tlli(uint32_t tlli,
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enum gprs_rlcmac_tbf_direction dir)
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{
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struct gprs_rlcmac_tbf *tbf;
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if (dir == GPRS_RLCMAC_UL_TBF) {
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llist_for_each_entry(tbf, &gprs_rlcmac_ul_tbfs, list) {
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if (tbf->state != GPRS_RLCMAC_RELEASING
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&& tbf->tlli == tlli && tbf->tlli_valid)
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return tbf;
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}
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} else {
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llist_for_each_entry(tbf, &gprs_rlcmac_dl_tbfs, list) {
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if (tbf->state != GPRS_RLCMAC_RELEASING
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&& tbf->tlli == tlli)
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return tbf;
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}
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}
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return NULL;
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}
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struct gprs_rlcmac_tbf *tbf_by_poll_fn(uint32_t fn, uint8_t trx, uint8_t ts)
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{
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struct gprs_rlcmac_tbf *tbf;
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/* only one TBF can poll on specific TS/FN, because scheduler can only
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* schedule one downlink control block (with polling) at a FN per TS */
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llist_for_each_entry(tbf, &gprs_rlcmac_ul_tbfs, list) {
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if (tbf->state != GPRS_RLCMAC_RELEASING
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&& tbf->poll_state == GPRS_RLCMAC_POLL_SCHED
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&& tbf->poll_fn == fn && tbf->trx == trx
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&& tbf->control_ts == ts)
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return tbf;
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}
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llist_for_each_entry(tbf, &gprs_rlcmac_dl_tbfs, list) {
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if (tbf->state != GPRS_RLCMAC_RELEASING
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&& tbf->poll_state == GPRS_RLCMAC_POLL_SCHED
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&& tbf->poll_fn == fn && tbf->trx == trx
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&& tbf->control_ts == ts)
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return tbf;
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}
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return NULL;
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}
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struct gprs_rlcmac_tbf *tbf_alloc(struct gprs_rlcmac_bts *bts,
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struct gprs_rlcmac_tbf *old_tbf, enum gprs_rlcmac_tbf_direction dir,
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uint8_t tfi, uint8_t trx,
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uint8_t ms_class, uint8_t single_slot)
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{
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struct gprs_rlcmac_tbf *tbf;
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int rc;
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#ifdef DEBUG_DIAGRAM
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/* hunt for first free number in diagram */
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int diagram_num;
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for (diagram_num = 0; ; diagram_num++) {
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llist_for_each_entry(tbf, &gprs_rlcmac_ul_tbfs, list) {
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if (tbf->diag == diagram_num)
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goto next_diagram;
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}
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llist_for_each_entry(tbf, &gprs_rlcmac_dl_tbfs, list) {
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if (tbf->diag == diagram_num)
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goto next_diagram;
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}
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break;
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next_diagram:
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continue;
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}
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#endif
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LOGP(DRLCMAC, LOGL_DEBUG, "********** TBF starts here **********\n");
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LOGP(DRLCMAC, LOGL_INFO, "Allocating %s TBF: TFI=%d TRX=%d "
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"MS_CLASS=%d\n", (dir == GPRS_RLCMAC_UL_TBF) ? "UL" : "DL",
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tfi, trx, ms_class);
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if (trx >= 8 || tfi >= 32)
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return NULL;
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tbf = talloc_zero(tall_pcu_ctx, struct gprs_rlcmac_tbf);
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if (!tbf)
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return NULL;
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#ifdef DEBUG_DIAGRAM
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tbf->diag = diagram_num;
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#endif
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tbf->direction = dir;
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tbf->tfi = tfi;
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tbf->trx = trx;
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tbf->arfcn = bts->trx[trx].arfcn;
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tbf->ms_class = ms_class;
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tbf->ws = 64;
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tbf->sns = 128;
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/* select algorithm */
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rc = bts->alloc_algorithm(bts, old_tbf, tbf, bts->alloc_algorithm_curst,
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single_slot);
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/* if no ressource */
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if (rc < 0) {
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talloc_free(tbf);
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return NULL;
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}
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/* assign control ts */
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tbf->control_ts = 0xff;
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rc = tbf_assign_control_ts(tbf);
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/* if no ressource */
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if (rc < 0) {
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talloc_free(tbf);
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return NULL;
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}
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/* set timestamp */
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gettimeofday(&tbf->meas.dl_bw_tv, NULL);
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gettimeofday(&tbf->meas.rssi_tv, NULL);
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gettimeofday(&tbf->meas.dl_loss_tv, NULL);
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INIT_LLIST_HEAD(&tbf->llc_queue);
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if (dir == GPRS_RLCMAC_UL_TBF)
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llist_add(&tbf->list, &gprs_rlcmac_ul_tbfs);
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else
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llist_add(&tbf->list, &gprs_rlcmac_dl_tbfs);
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debug_diagram(tbf->diag, "+-----------------+");
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debug_diagram(tbf->diag, "|NEW %s TBF TFI=%2d|",
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(dir == GPRS_RLCMAC_UL_TBF) ? "UL" : "DL", tfi);
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debug_diagram(tbf->diag, "+-----------------+");
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return tbf;
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}
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/* Slot Allocation: Algorithm A
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*
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* Assign single slot for uplink and downlink
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@ -183,8 +183,6 @@ void write_packet_uplink_ack(RlcMacDownlink_t * block, struct gprs_rlcmac_tbf *t
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int gprs_rlcmac_tx_ul_ud(gprs_rlcmac_tbf *tbf);
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void tbf_timer_cb(void *_tbf);
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int gprs_rlcmac_poll_timeout(struct gprs_rlcmac_tbf *tbf);
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int gprs_rlcmac_sba_timeout(struct gprs_rlcmac_sba *sba);
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@ -79,20 +79,7 @@ static void gprs_rlcmac_downlink_assignment(gprs_rlcmac_tbf *tbf, uint8_t poll,
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static int gprs_rlcmac_diag(struct gprs_rlcmac_tbf *tbf)
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{
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if ((tbf->state_flags & (1 << GPRS_RLCMAC_FLAG_CCCH)))
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LOGP(DRLCMAC, LOGL_NOTICE, "- Assignment was on CCCH\n");
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if ((tbf->state_flags & (1 << GPRS_RLCMAC_FLAG_PACCH)))
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LOGP(DRLCMAC, LOGL_NOTICE, "- Assignment was on PACCH\n");
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if ((tbf->state_flags & (1 << GPRS_RLCMAC_FLAG_UL_DATA)))
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LOGP(DRLCMAC, LOGL_NOTICE, "- Uplink data was received\n");
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else if (tbf->direction == GPRS_RLCMAC_UL_TBF)
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LOGP(DRLCMAC, LOGL_NOTICE, "- No uplink data received yet\n");
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if ((tbf->state_flags & (1 << GPRS_RLCMAC_FLAG_DL_ACK)))
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LOGP(DRLCMAC, LOGL_NOTICE, "- Downlink ACK was received\n");
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else if (tbf->direction == GPRS_RLCMAC_DL_TBF)
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LOGP(DRLCMAC, LOGL_NOTICE, "- No downlink ACK received yet\n");
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return 0;
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return tbf->rlcmac_diag();
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}
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int gprs_rlcmac_poll_timeout(struct gprs_rlcmac_tbf *tbf)
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@ -487,63 +474,6 @@ int gprs_rlcmac_rcv_control_block(bitvec *rlc_block, uint8_t trx, uint8_t ts,
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char debug_imsi[16];
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#endif
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void tbf_timer_cb(void *_tbf)
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{
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struct gprs_rlcmac_tbf *tbf = (struct gprs_rlcmac_tbf *)_tbf;
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LOGP(DRLCMAC, LOGL_DEBUG, "%s TBF=%d timer %u expired.\n",
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(tbf->direction == GPRS_RLCMAC_UL_TBF) ? "UL" : "DL", tbf->tfi,
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tbf->T);
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tbf->num_T_exp++;
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switch (tbf->T) {
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#ifdef DEBUG_DL_ASS_IDLE
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case 1234:
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gprs_rlcmac_trigger_downlink_assignment(tbf, NULL, debug_imsi);
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break;
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#endif
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case 0: /* assignment */
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if ((tbf->state_flags & (1 << GPRS_RLCMAC_FLAG_PACCH))) {
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if (tbf->state == GPRS_RLCMAC_ASSIGN) {
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LOGP(DRLCMAC, LOGL_NOTICE, "Releasing due to "
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"PACCH assignment timeout.\n");
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tbf_free(tbf);
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} else
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LOGP(DRLCMAC, LOGL_ERROR, "Error: TBF is not "
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"in assign state\n");
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}
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if ((tbf->state_flags & (1 << GPRS_RLCMAC_FLAG_CCCH))) {
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/* change state to FLOW, so scheduler will start transmission */
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tbf->dir.dl.wait_confirm = 0;
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if (tbf->state == GPRS_RLCMAC_ASSIGN) {
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tbf_new_state(tbf, GPRS_RLCMAC_FLOW);
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tbf_assign_control_ts(tbf);
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} else
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LOGP(DRLCMAC, LOGL_NOTICE, "Continue flow after "
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"IMM.ASS confirm\n");
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}
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break;
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case 3169:
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case 3191:
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case 3195:
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LOGP(DRLCMAC, LOGL_NOTICE, "TBF T%d timeout during "
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"transsmission\n", tbf->T);
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gprs_rlcmac_diag(tbf);
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/* fall through */
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case 3193:
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if (tbf->T == 3193)
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debug_diagram(tbf->diag, "T3193 timeout");
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LOGP(DRLCMAC, LOGL_DEBUG, "TBF will be freed due to timeout\n");
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/* free TBF */
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tbf_free(tbf);
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break;
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default:
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LOGP(DRLCMAC, LOGL_ERROR, "Timer expired in unknown mode: %u\n",
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tbf->T);
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}
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}
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/*
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* UL data block flow
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*/
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227
src/tbf.cpp
227
src/tbf.cpp
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@ -31,6 +31,8 @@ extern "C" {
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#include <errno.h>
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#include <string.h>
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extern void *tall_pcu_ctx;
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static inline void tbf_update_ms_class(struct gprs_rlcmac_tbf *tbf,
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const uint8_t ms_class)
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{
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@ -391,6 +393,231 @@ void tbf_timer_stop(struct gprs_rlcmac_tbf *tbf)
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}
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}
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/* lookup TBF Entity (by TFI) */
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struct gprs_rlcmac_tbf *tbf_by_tfi(struct gprs_rlcmac_bts *bts,
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uint8_t tfi, uint8_t trx, enum gprs_rlcmac_tbf_direction dir)
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{
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struct gprs_rlcmac_tbf *tbf;
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if (tfi >= 32 || trx >= 8)
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return NULL;
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if (dir == GPRS_RLCMAC_UL_TBF)
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tbf = bts->trx[trx].ul_tbf[tfi];
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else
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tbf = bts->trx[trx].dl_tbf[tfi];
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if (!tbf)
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return NULL;
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if (tbf->state != GPRS_RLCMAC_RELEASING)
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return tbf;
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return NULL;
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}
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/* search for active downlink or uplink tbf */
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struct gprs_rlcmac_tbf *tbf_by_tlli(uint32_t tlli,
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enum gprs_rlcmac_tbf_direction dir)
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{
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struct gprs_rlcmac_tbf *tbf;
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if (dir == GPRS_RLCMAC_UL_TBF) {
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llist_for_each_entry(tbf, &gprs_rlcmac_ul_tbfs, list) {
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if (tbf->state != GPRS_RLCMAC_RELEASING
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&& tbf->tlli == tlli && tbf->tlli_valid)
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return tbf;
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}
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} else {
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llist_for_each_entry(tbf, &gprs_rlcmac_dl_tbfs, list) {
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if (tbf->state != GPRS_RLCMAC_RELEASING
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&& tbf->tlli == tlli)
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return tbf;
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}
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}
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return NULL;
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}
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struct gprs_rlcmac_tbf *tbf_by_poll_fn(uint32_t fn, uint8_t trx, uint8_t ts)
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{
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struct gprs_rlcmac_tbf *tbf;
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/* only one TBF can poll on specific TS/FN, because scheduler can only
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* schedule one downlink control block (with polling) at a FN per TS */
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llist_for_each_entry(tbf, &gprs_rlcmac_ul_tbfs, list) {
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if (tbf->state != GPRS_RLCMAC_RELEASING
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&& tbf->poll_state == GPRS_RLCMAC_POLL_SCHED
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&& tbf->poll_fn == fn && tbf->trx == trx
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&& tbf->control_ts == ts)
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return tbf;
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}
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llist_for_each_entry(tbf, &gprs_rlcmac_dl_tbfs, list) {
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if (tbf->state != GPRS_RLCMAC_RELEASING
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&& tbf->poll_state == GPRS_RLCMAC_POLL_SCHED
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&& tbf->poll_fn == fn && tbf->trx == trx
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&& tbf->control_ts == ts)
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return tbf;
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}
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return NULL;
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}
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struct gprs_rlcmac_tbf *tbf_alloc(struct gprs_rlcmac_bts *bts,
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struct gprs_rlcmac_tbf *old_tbf, enum gprs_rlcmac_tbf_direction dir,
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uint8_t tfi, uint8_t trx,
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uint8_t ms_class, uint8_t single_slot)
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{
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struct gprs_rlcmac_tbf *tbf;
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int rc;
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#ifdef DEBUG_DIAGRAM
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/* hunt for first free number in diagram */
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int diagram_num;
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for (diagram_num = 0; ; diagram_num++) {
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llist_for_each_entry(tbf, &gprs_rlcmac_ul_tbfs, list) {
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if (tbf->diag == diagram_num)
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goto next_diagram;
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}
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llist_for_each_entry(tbf, &gprs_rlcmac_dl_tbfs, list) {
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if (tbf->diag == diagram_num)
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goto next_diagram;
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}
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break;
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next_diagram:
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continue;
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}
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#endif
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LOGP(DRLCMAC, LOGL_DEBUG, "********** TBF starts here **********\n");
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LOGP(DRLCMAC, LOGL_INFO, "Allocating %s TBF: TFI=%d TRX=%d "
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"MS_CLASS=%d\n", (dir == GPRS_RLCMAC_UL_TBF) ? "UL" : "DL",
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tfi, trx, ms_class);
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if (trx >= 8 || tfi >= 32)
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return NULL;
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tbf = talloc_zero(tall_pcu_ctx, struct gprs_rlcmac_tbf);
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if (!tbf)
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return NULL;
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#ifdef DEBUG_DIAGRAM
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tbf->diag = diagram_num;
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#endif
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tbf->direction = dir;
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tbf->tfi = tfi;
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tbf->trx = trx;
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tbf->arfcn = bts->trx[trx].arfcn;
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tbf->ms_class = ms_class;
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tbf->ws = 64;
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tbf->sns = 128;
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/* select algorithm */
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rc = bts->alloc_algorithm(bts, old_tbf, tbf, bts->alloc_algorithm_curst,
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single_slot);
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/* if no ressource */
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if (rc < 0) {
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talloc_free(tbf);
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return NULL;
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}
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/* assign control ts */
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tbf->control_ts = 0xff;
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rc = tbf_assign_control_ts(tbf);
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/* if no ressource */
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if (rc < 0) {
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talloc_free(tbf);
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return NULL;
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}
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/* set timestamp */
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gettimeofday(&tbf->meas.dl_bw_tv, NULL);
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gettimeofday(&tbf->meas.rssi_tv, NULL);
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gettimeofday(&tbf->meas.dl_loss_tv, NULL);
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INIT_LLIST_HEAD(&tbf->llc_queue);
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if (dir == GPRS_RLCMAC_UL_TBF)
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llist_add(&tbf->list, &gprs_rlcmac_ul_tbfs);
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else
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llist_add(&tbf->list, &gprs_rlcmac_dl_tbfs);
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||||
|
||||
debug_diagram(tbf->diag, "+-----------------+");
|
||||
debug_diagram(tbf->diag, "|NEW %s TBF TFI=%2d|",
|
||||
(dir == GPRS_RLCMAC_UL_TBF) ? "UL" : "DL", tfi);
|
||||
debug_diagram(tbf->diag, "+-----------------+");
|
||||
|
||||
return tbf;
|
||||
}
|
||||
|
||||
void tbf_timer_cb(void *_tbf)
|
||||
{
|
||||
struct gprs_rlcmac_tbf *tbf = (struct gprs_rlcmac_tbf *)_tbf;
|
||||
|
||||
LOGP(DRLCMAC, LOGL_DEBUG, "%s TBF=%d timer %u expired.\n",
|
||||
(tbf->direction == GPRS_RLCMAC_UL_TBF) ? "UL" : "DL", tbf->tfi,
|
||||
tbf->T);
|
||||
|
||||
tbf->num_T_exp++;
|
||||
|
||||
switch (tbf->T) {
|
||||
#ifdef DEBUG_DL_ASS_IDLE
|
||||
case 1234:
|
||||
gprs_rlcmac_trigger_downlink_assignment(tbf, NULL, debug_imsi);
|
||||
break;
|
||||
#endif
|
||||
case 0: /* assignment */
|
||||
if ((tbf->state_flags & (1 << GPRS_RLCMAC_FLAG_PACCH))) {
|
||||
if (tbf->state == GPRS_RLCMAC_ASSIGN) {
|
||||
LOGP(DRLCMAC, LOGL_NOTICE, "Releasing due to "
|
||||
"PACCH assignment timeout.\n");
|
||||
tbf_free(tbf);
|
||||
} else
|
||||
LOGP(DRLCMAC, LOGL_ERROR, "Error: TBF is not "
|
||||
"in assign state\n");
|
||||
}
|
||||
if ((tbf->state_flags & (1 << GPRS_RLCMAC_FLAG_CCCH))) {
|
||||
/* change state to FLOW, so scheduler will start transmission */
|
||||
tbf->dir.dl.wait_confirm = 0;
|
||||
if (tbf->state == GPRS_RLCMAC_ASSIGN) {
|
||||
tbf_new_state(tbf, GPRS_RLCMAC_FLOW);
|
||||
tbf_assign_control_ts(tbf);
|
||||
} else
|
||||
LOGP(DRLCMAC, LOGL_NOTICE, "Continue flow after "
|
||||
"IMM.ASS confirm\n");
|
||||
}
|
||||
break;
|
||||
case 3169:
|
||||
case 3191:
|
||||
case 3195:
|
||||
LOGP(DRLCMAC, LOGL_NOTICE, "TBF T%d timeout during "
|
||||
"transsmission\n", tbf->T);
|
||||
tbf->rlcmac_diag();
|
||||
/* fall through */
|
||||
case 3193:
|
||||
if (tbf->T == 3193)
|
||||
debug_diagram(tbf->diag, "T3193 timeout");
|
||||
LOGP(DRLCMAC, LOGL_DEBUG, "TBF will be freed due to timeout\n");
|
||||
/* free TBF */
|
||||
tbf_free(tbf);
|
||||
break;
|
||||
default:
|
||||
LOGP(DRLCMAC, LOGL_ERROR, "Timer expired in unknown mode: %u\n",
|
||||
tbf->T);
|
||||
}
|
||||
}
|
||||
|
||||
int gprs_rlcmac_tbf::rlcmac_diag()
|
||||
{
|
||||
if ((state_flags & (1 << GPRS_RLCMAC_FLAG_CCCH)))
|
||||
LOGP(DRLCMAC, LOGL_NOTICE, "- Assignment was on CCCH\n");
|
||||
if ((state_flags & (1 << GPRS_RLCMAC_FLAG_PACCH)))
|
||||
LOGP(DRLCMAC, LOGL_NOTICE, "- Assignment was on PACCH\n");
|
||||
if ((state_flags & (1 << GPRS_RLCMAC_FLAG_UL_DATA)))
|
||||
LOGP(DRLCMAC, LOGL_NOTICE, "- Uplink data was received\n");
|
||||
else if (direction == GPRS_RLCMAC_UL_TBF)
|
||||
LOGP(DRLCMAC, LOGL_NOTICE, "- No uplink data received yet\n");
|
||||
if ((state_flags & (1 << GPRS_RLCMAC_FLAG_DL_ACK)))
|
||||
LOGP(DRLCMAC, LOGL_NOTICE, "- Downlink ACK was received\n");
|
||||
else if (direction == GPRS_RLCMAC_DL_TBF)
|
||||
LOGP(DRLCMAC, LOGL_NOTICE, "- No downlink ACK received yet\n");
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
void gprs_rlcmac_tbf::free_all(struct gprs_rlcmac_trx *trx)
|
||||
{
|
||||
for (uint8_t tfi = 0; tfi < 32; tfi++) {
|
||||
|
|
|
|||
|
|
@ -91,6 +91,7 @@ struct gprs_rlcmac_tbf {
|
|||
static void free_all(struct gprs_rlcmac_trx *trx);
|
||||
static void free_all(struct gprs_rlcmac_pdch *pdch);
|
||||
|
||||
int rlcmac_diag();
|
||||
|
||||
struct llist_head list;
|
||||
enum gprs_rlcmac_tbf_state state;
|
||||
|
|
@ -229,3 +230,5 @@ void tbf_timer_start(struct gprs_rlcmac_tbf *tbf, unsigned int T,
|
|||
|
||||
void tbf_timer_stop(struct gprs_rlcmac_tbf *tbf);
|
||||
|
||||
void tbf_timer_cb(void *_tbf);
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue